Vacuum cleaner



FIG. 1 is a front perspective view of a vacuum cleaner;

FIG. 2 is a right side view of the vacuum cleaner;

FIG. 3 is a left side view of the vacuum cleaner;

FIG. 4 is a front view of the vacuum cleaner;

FIG. 5 is a rear view of the vacuum cleaner;

FIG. 6 is a top view of the vacuum cleaner; and,

FIG. 7 is a bottom view of the vacuum cleaner. 

CLAIM The ornamental design for a vacuum cleaner, as shown and described. 